select msg_id,session_id,nick_name, avatar,ext_id, content,status,msg_type, send_type, company_id, role_id, company_user_id, create_time, msg_json,user_id,user_type from chat_msg
insert into chat_msg
ext_id,
session_id,
content,
msg_type,
send_type,
company_id,
role_id,
company_user_id,
create_time,
msg_json,
user_id,
status,
avatar,
nick_name,
user_type,
#{extId},
#{sessionId},
#{content},
#{msgType},
#{sendType},
#{companyId},
#{roleId},
#{companyUserId},
#{createTime},
#{msgJson},
#{userId},
#{status},
#{avatar},
#{nickName},
#{userType},
update chat_msg
ext_id = #{extId},
session_id = #{sessionId},
content = #{content},
msg_type = #{msgType},
send_type = #{sendType},
company_id = #{companyId},
role_id = #{roleId},
company_user_id = #{companyUserId},
create_time = #{createTime},
msg_json = #{msgJson},
user_id = #{userId},
status = #{status},
avatar = #{avatar},
nick_name = #{nickName},
user_type = #{userType},
where msg_id = #{msgId}
delete from chat_msg where msg_id = #{msgId}
delete from chat_msg where msg_id in
#{msgId}